The Denver Public Library has partnered with Bonfils Blood Center to host a blood drive outside of the Central Library on the Bonfils mobile blood collection bus. The hours are 8-9:40 a.m. and 11 a.m.-1:30 p.m. No appointments available 9:40 a.m.-11 a.m. PLEASE NOTE: The January 6 blood drive will be held inside the Central Library, Level B2 Conference Center.